Cheapest return flights from Montreal to London in October from $615

AirHint found the following cheapest return flights from Montreal (YUL) to London (STN) in October 2026 (see full year).

Return flights

01 Oct - 11 Oct Air Transat
08 Oct - 13 Oct WestJet
15 Oct - 18 Oct WestJet
02 Oct - 23 Oct Air Transat
14 Oct - 21 Oct Air Transat
11 Oct - 15 Oct Air Transat
16 Oct - 30 Oct TAP
30 Oct - 08 Nov TAP
23 Oct - 31 Oct Turkish Airlines
28 Oct - 31 Oct Turkish Airlines

Also check the deals for one-way flights from Montreal to London in October.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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